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adds option for alt pitch standards

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This commit is contained in:
Jack Humbert 2017-07-24 12:44:03 -04:00
parent a543ad4c1d
commit cefc09ae7d
2 changed files with 9 additions and 1 deletions
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6
quantum/process_keycode/process_audio.c
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@ -6,10 +6,14 @@
#endif
float voice_change_song[][2] = VOICE_CHANGE_SONG;
#ifndef PITCH_STANDARD_A
#define PITCH_STANDARD_A 440.0f
#endif
static float compute_freq_for_midi_note(uint8_t note)
{
// https://en.wikipedia.org/wiki/MIDI_tuning_standard
return pow(2.0, (note - 69) / 12.0) * 440.0f;
return pow(2.0, (note - 69) / 12.0) * PITCH_STANDARD_A;
}
bool process_audio(uint16_t keycode, keyrecord_t *record) {